The Origins of Earth’s Water

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SpaceTime with Stuart Gary Series 23 Episode 35  

*The origins of Earth’s water

A new study claims Earth’s water was born with the planet and didn’t arrive later through asteroid or comet impacts.

*Parkes radio telescope upgrade

The CSIRO’s iconic Parkes radio telescope is getting an upgrade.

*Key pre-launch test for the James Webb Space Telescope

There’s been an important milestone in the development of NASA’s new James Webb Space Telescope with a pre-launch test of its primary mirror being fully unfurled and deployed into the final configuration it will have once in orbit next year.

https://spacetimewithstuartgary.tumblr.com/post/614350719766626304 

https://spacetimewithstuartgary.tumblr.com/post/614350141315596288 

*Comet Atlas breaks up

Comet C/2019 Y4 ATLAS which had promised to put on a spectacular display over the next few months has shattered both skywatchers expectations and itself – breaking apart into at least three or four major fragments.

*The Science Report

Scientists discover three distinct variants of COVID-19.

People previously cleared for COVID-19 found positive following a second round of testing.

Evidence people can infect their pets with COVID-19.

An ozone hole opening up over the Arctic.

Owner separation problems found in cats.

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